The most commonly mined type of copper deposit, porphyry copper, is found . from the mine and transported to beneficiation plants for milling and concentrating. The .. efficiency, many companies are now using flash smelting to produce matte feed. Most energy consumed is in the operation of the SAG and ball mills.

The most commonly mined type of copper deposit, porphyry copper, is found . from the mine and transported to beneficiation plants for milling and concentrating. The .. efficiency, many companies are now using flash smelting to produce matte feed. Most energy consumed is in the operation of the SAG and ball mills.

Copper extraction refers to the methods used to obtaining copper from its ores. The conversion .. To improve the process efficiency, lime is used to raise the pH of the water . However, as the concentration of copper in the ore bodies decreased, the energy costs AG mill · SAG mill · Pebble mill · Ball mill · Rod mill · IsaMill.

Copper extraction refers to the methods used to obtaining copper from its ores. The conversion .. To improve the process efficiency, lime is used to raise the pH of the water . However, as the concentration of copper in the ore bodies decreased, the energy costs AG mill · SAG mill · Pebble mill · Ball mill · Rod mill · IsaMill.

May 24, 2017 . Aerial view of the Opemiska Copper Mines (Quebec) Ltd., Mill Buildings and Shaft Area. .. Lime is fed at the rate of .05 lb/ton of ore to the ball mills while the .. About one third of the power is used directly in milling as follows:.